What is a document database?
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What is term Pearson’s Correlation Coefficient?
How will you fix multi-colinearity in a regression model?
What is association analysis? Where is it used?
Explain eigenvalue and eigenvector
Which technique will you use to compare the performance of two back-end engines that generate automatic friend recommendations on Facebook?
What do you understand by the selection bias? What are its various types?
How would you say data science is similar or different to business analytics and business intelligence?
What is logistic and linear regression? How do you treat multicollinearity and heteroscedasticity in regression? Name some packages in r and python for building regression models.
What is pylab?
Explain the differences between univariate and multivariate analysis?
What is an api?
Is macbook good for data science?